65281821

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{3797}}^1$

素因数の和:4332

約数の個数: 16

約数和(自身を含む): 95162688

約数和(自身を除く): 29880867

約数列:

[1, 3, 11, 33, 521, 1563, 3797, 5731, 11391, 17193, 41767, 125301, 1978237, 5934711, 21760607, 65281821]

約数ペア:

[(1, 65281821), (3, 21760607), (11, 5934711), (33, 1978237), (521, 125301), (1563, 41767), (3797, 17193), (5731, 11391)]